Chapter 4
Using Spectrum Analyzer
90
JD700B Series User’s Guide
Select the unit:
MHz
,
kHz
, or
Hz
.
5
To define the selected offset’s limits for Pass/Fail indication, complete the following steps:
Press the
Lower
soft key to set the threshold for the power difference between the main
channel bandwidth and the selected offset bandwidth on the left.
Enter a value by using the numeric keys. You can also use the rotary knob.
Select the
dBc
soft key.
Press the
Upper
soft key to set the threshold for the power difference between the main
channel bandwidth and the selected offset bandwidth on the right.
Enter a value by using the numeric keys. You can also use the rotary knob.
Select the
dBc
soft key.
Setting limit
Procedure
1
Press the
LIMIT
hot key.
2
Press the
Multi-ACP
soft key.
3
Toggle the
Test Limits
soft key between
On
and
Off
to enable or disable the Pass/Fail indication.
4
Optional
. Go to
SAVE/LOAD > Save
, and then select
Limit
to save the limit settings.
See “Using save” on page 35 for more information.
Measurement example
Figure 32 Multi-ACP measurement with spectrum analyzer